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Raisecom
iTN2100 (P100R002) Hardware Description
7 SDH tributary cards
Raisecom Technology Co., Ltd.
38
Parameter
Description
Line code
NRZ
Multiplexing structure
Comply with ITU-T G.707 recommendations.
Jitter
Comply with ITU-T G.783 and ITU-T G.825
recommendations.
Optical interface parameters
Comply with ITU-T G.957 recommendations.
7.1.4 LEDs
There are eight LEDs on the OPCOM3500E-STM1-S (Versions A and B) panel, as listed in
Table 7-5.
Table 7-5
LEDs on the OPCOM3500E-STM1-S (Versions A and B) panel
LED
Status
Description
PWR
Green
Power LED
Green: the power supply is normal.
Off: the power supply is abnormal.
SYS
Green
System status LED
Green: the system is working improperly.
Off: the system is working improperly.
Blinking green: the system is working properly.
SWH
Green
Protection switchover LED
Green: a switchover occurs.
Off: no switchover occurs.
ALM
Red
Alarm LED
Red: MS-AIS, MS-EXC, AU-AIS, or AU-LOP alarms
are generated.
Off: no MS-AIS, MS-EXC, AU-AIS, or AU-LOP
alarms are generated.
LOF (A, B)
Red
LOF alarm LED
Red: input LOF alarms are generated on optical
interfaces.
Off: no input LOF alarms are generated on optical
interfaces.
LOS (A, B)
Red
LOS alarm LED
Red: input LOS alarms are generated on optical
interfaces.
Off: no input LOS alarms are generated on optical
interfaces.
There are six LEDs on the OPCOM3500E-STM1-S (Version C) panel, as listed in Table 7-6.